static int hw_init(struct sr_context *sr_ctx)
{
- struct drv_context *drvc;
-
- if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
- sr_err("Driver context malloc failed.");
- return SR_ERR_MALLOC;
- }
-
- drvc->sr_ctx = sr_ctx;
- di->priv = drvc;
-
- return SR_OK;
+ return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
}
static GSList *hw_scan(GSList *options)
(void)options;
drvc = di->priv;
+
devices = NULL;
/* Allocate memory for our private device context. */
devc->cur_samplerate = SR_MHZ(100); /* 100MHz == max. samplerate */
devc->limit_msec = 0;
devc->limit_samples = 0;
- devc->session_dev_id = NULL;
+ devc->cb_data = NULL;
memset(devc->mangled_buf, 0, BS);
devc->final_buf = NULL;
devc->trigger_pattern = 0x00; /* Value irrelevant, see trigger_mask. */
devices = g_slist_append(devices, sdi);
drvc->instances = g_slist_append(drvc->instances, sdi);
- sr_spew("Device init successful.");
-
/* Close device. We'll reopen it again when we need it. */
(void) la8_close(devc); /* Log, but ignore errors. */
static GSList *hw_dev_list(void)
{
- struct drv_context *drvc;
-
- drvc = di->priv;
-
- return drvc->instances;
+ return ((struct drv_context *)(di->priv))->instances;
}
static int hw_dev_open(struct sr_dev_inst *sdi)
{
struct dev_context *devc;
- if (!(devc = sdi->priv)) {
- sr_err("%s: sdi->priv was NULL.", __func__);
- return SR_ERR_BUG;
- }
-
- sr_dbg("Closing device.");
+ devc = sdi->priv;
if (sdi->status == SR_ST_ACTIVE) {
sr_dbg("Status ACTIVE, closing device.");
sdi->status = SR_ST_INACTIVE;
- sr_dbg("Freeing sample buffer.");
g_free(devc->final_buf);
return SR_OK;
struct dev_context *devc;
switch (id) {
- case SR_DI_HWCAPS:
- *data = hwcaps;
- break;
- case SR_DI_TRIGGER_TYPES:
- *data = (char *)TRIGGER_TYPES;
- sr_spew("%s: Returning trigger types: %s.", __func__,
- TRIGGER_TYPES);
- break;
case SR_CONF_SAMPLERATE:
if (sdi) {
devc = sdi->priv;
(void)sdi;
switch (key) {
+ case SR_CONF_DEVICE_OPTIONS:
+ *data = hwcaps;
+ break;
case SR_CONF_SAMPLERATE:
fill_supported_samplerates_if_needed();
*data = &samplerates;
break;
+ case SR_CONF_TRIGGER_TYPE:
+ *data = (char *)TRIGGER_TYPE;
+ break;
default:
return SR_ERR_ARG;
}
void *cb_data)
{
struct dev_context *devc;
- struct sr_datafeed_packet packet;
- struct sr_datafeed_header header;
uint8_t buf[4];
int bytes_written;
return SR_ERR;
}
- sr_dbg("Starting acquisition.");
-
/* Fill acquisition parameters into buf[]. */
buf[0] = devc->divcount;
buf[1] = 0xff; /* This byte must always be 0xff. */
return SR_ERR;
}
- sr_dbg("Acquisition started successfully.");
+ sr_dbg("Hardware acquisition started successfully.");
- devc->session_dev_id = cb_data;
+ devc->cb_data = cb_data;
/* Send header packet to the session bus. */
- sr_dbg("Sending SR_DF_HEADER.");
- packet.type = SR_DF_HEADER;
- packet.payload = &header;
- header.feed_version = 1;
- gettimeofday(&header.starttime, NULL);
- sr_session_send(devc->session_dev_id, &packet);
+ std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
/* Time when we should be done (for detecting trigger timeouts). */
devc->done = (devc->divcount + 1) * 0.08388608 + time(NULL)